单项选择题

What is the problem the modern people are facing, according to the conversation

A．They no longer suffer from hunger.
B．They are more efficient.
C．They enjoy lower infant mortality.
D．There is too much violence on TV.
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单项选择题
According to Martin, living in the 19th century would have been a very nice thing EXCEPT _______.
A．being free from terrific modern stress and pace
B．better weather conditions
C．a lot of leisure time
D．high infant mortality rate
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